My old prop got dinged up it was a 14.5 x 17 3 blade <br />the boat doesn't have a great hole shoot and rpm are <br />at about 4200-4300 shoule be about 4600-4800 for the <br />motor so got a 15 x 16 4 blade alum <br /><br />but hits the (not sure what you call it, the little<br />rutter adjust...